Group One Trading’s Pfizer PFE Stock Holding History

Group One Trading’s Portfolio PFE Stock Details PFE Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$43.4M	Sell	1,546,500 -2,009,800	-57%	-$53.5M	0.08%	227
2025 Q4	$88.6M	Buy	3,556,300 +406,800	+13%	+$10.3M	0.15%	116
2025 Q3	$80.2M	Buy	3,149,500 +500	+0%	+$12.3K	0.14%	131
2025 Q2	$76.3M	Sell	3,149,000 -468,200	-13%	-$10.9M	0.17%	89
2025 Q1	$91.7M	Buy	3,617,200 +61,900	+2%	+$1.62M	0.27%	53
2024 Q4	$94.3M	Buy	3,555,300 +2,023,700	+132%	+$54.9M	0.22%	62
2024 Q3	$44.3M	Buy	1,531,600 +419,300	+38%	+$12.2M	0.13%	111
2024 Q2	$31.1M	Buy	1,112,300 +502,700	+82%	+$13.8M	0.12%	124
2024 Q1	$16.9M	Sell	609,600 -97,300	-14%	-$2.7M	0.07%	236
2023 Q4	$20.4M	Buy	706,900 +379,400	+116%	+$11.5M	0.05%	340
2023 Q3	$10.9M	Sell	327,500 -7,300	-2%	-$258K	0.04%	485
2023 Q2	$12.3M	Sell	334,800 -394,700	-54%	-$15.4M	0.04%	420
2023 Q1	$29.8M	Sell	729,500 -2,352,500	-76%	-$102M	0.11%	130
2022 Q4	$158M	Sell	3,082,000 -510,400	-14%	-$24.5M	0.37%	30
2022 Q3	$157M	Sell	3,592,400 -258,700	-7%	-$12.6M	0.31%	28
2022 Q2	$202M	Sell	3,851,100 -2,298,400	-37%	-$117M	0.32%	30
2022 Q1	$318M	Sell	6,149,500 -1,360,300	-18%	-$70.6M	0.32%	28
2021 Q4	$443M	Sell	7,509,800 -662,700	-8%	-$32.8M	0.36%	27
2021 Q3	$351M	Buy	8,172,500 +5,366,200	+191%	+$238M	0.38%	28
2021 Q2	$110M	Sell	2,806,300 -1,273,400	-31%	-$49.5M	0.13%	102
2021 Q1	$148M	Buy	4,079,700 +10,600	+0.3%	+$376K	0.22%	48
2020 Q4	$150M	Buy	4,069,100 +2,326,627	+134%	+$85.3M	0.26%	37
2020 Q3	$60.7M	Sell	1,742,473 -99,919	-5%	-$3.5M	0.19%	75
2020 Q2	$57.2M	Buy	1,842,392 +848,365	+85%	+$28.8M	0.26%	53
2020 Q1	$30.8M	Buy	994,027 +409,373	+70%	+$13.9M	0.25%	63
2019 Q4	$21.7M	Sell	584,654 -204,265	-26%	-$7.28M	0.15%	129
2019 Q3	$26.9M	Sell	788,919 -125,110	-14%	-$4.55M	0.22%	67
2019 Q2	$37.6M	Buy	914,029 +356,147	+64%	+$14.1M	0.34%	31
2019 Q1	$22.5M	Sell	557,882 -456,593	-45%	-$18.3M	0.25%	55
2018 Q4	$42M	Sell	1,014,475 -544,075	-35%	-$22.6M	0.36%	38
2018 Q3	$65.2M	Sell	1,558,550 -325,897	-17%	-$12.5M	0.51%	17
2018 Q2	$64.9M	Buy	1,884,447 +305,450	+19%	+$10.4M	0.55%	11
2018 Q1	$53.2M	Buy	1,578,997 +396,514	+34%	+$13.6M	0.54%	12
2017 Q4	$40.6M	Buy	1,182,483 +358,360	+43%	+$12.2M	0.29%	53
2017 Q3	$27.9M	Buy	824,123 +483,470	+142%	+$15.5M	0.25%	65
2017 Q2	$10.9M	Sell	340,653 -57,021	-14%	-$1.8M	0.11%	196
2017 Q1	$12.9M	Sell	397,674 -17,391	-4%	-$548K	0.15%	136
2016 Q4	$12.8M	Sell	415,065 -232,513	-36%	-$7.1M	0.12%	170
2016 Q3	$20.8M	Sell	647,578 -175,596	-21%	-$5.87M	0.23%	76
2016 Q2	$27.5M	Buy	823,174 +34,255	+4%	+$1.09M	0.33%	48
2016 Q1	$22.2M	Buy	788,919 +401,890	+104%	+$11.5M	0.31%	42
2015 Q4	$11.9M	Sell	387,029 -208,270	-35%	-$6.55M	0.14%	130
2015 Q3	$17.7M	Buy	595,299 +481,678	+424%	+$15.4M	0.25%	55
2015 Q2	$3.62M	Buy	113,621 +112,778	+13,378%	+$3.68M	0.05%	448
2015 Q1	$28K	Buy	+843	New	+$26.8K	﹤0.01%	3715

Other funds holding PFE

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

State Farm Mutual Automobile Insurance Bloomington, Illinois $127B AUM 32.55% 1-Year Est. Return

Group One Trading's PFE Position: Q1 2026 in Review

Group One Trading increased its Pfizer (PFE) stake by 271% in Q1 2026, buying an estimated $11.5M and bringing the position to 592,233 shares worth $16.6M. The position accounts for 0.03% of the portfolio, ranked #579.

Group One Trading first reported a position in PFE in Q4 2014 and has held it in 32 quarters since. The position peaked at $32.9M in Q2 2021. 2,937 funds tracked by Wall St. Rank hold PFE as of Q1 2026.

Group One Trading held 592,233 shares of Pfizer worth $16.6M as of Q1 2026.
Group One Trading bought 432,806 Pfizer shares in Q1 2026, an estimated $11.5M.
Pfizer made up 0.03% of Group One Trading's portfolio in Q1 2026, its #579 holding.
Group One Trading first reported a position in Pfizer in Q4 2014 and has held it in 32 quarters since.
Group One Trading's Pfizer position peaked at $32.9M in Q2 2021.
2,937 funds tracked by Wall St. Rank held Pfizer as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.